Alert archive / Texas / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 166, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Nov 16, 1987, 1:08 AM CST for Maverick County, Texas. It was in force for 67 min.
The area
The counties it named.
The facts
- Issued
- Nov 16, 1987, 1:08 AM CST (07:08 UTC)
- Expired
- Nov 16, 1987, 2:15 AM CST
- In force
- 67 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Maverick County, TX
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 7.1 hours before the alert went out and 86 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 321 J/kg
- Mixed-layer CIN
- -120 J/kg
- Mixed-layer LCL
- 2516 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 189 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSAT 160708
SVRSAT
TXC323-160815-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
108 AM CST MON NOV 16 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 215 AM CST FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTH TEXAS
...MAVERICK
AT 105 AM CST...RADAR INDICATED A SEVERE THUNDERSTORM NEAR EAGLE PASS
MOVING TOWARD THE NORTHEAST AT 30 MPH. MARBLE-SIZED HAIL HAS BEEN
REPORTED WITH THIS STORM DURING THE PAST FEW MINUTES.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...HAIL
3/4 INCH OR MORE IN DIAMETER...FREQUENT LIGHTNING AND VERY HEAVY
RAIN.
WHEN A THUNDERSTORM THREATENS...SEEK SHELTER INSIDE A HOME OR
BUILDING AWAY FROM DOORS AND WINDOWS. REFRAIN FROM USING ELECTRICAL
APPLIANCES.
YOU SHOULD ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY YOUR
SEVERE WEATHER REPORTS TO THE LOCAL NATIONAL WEATHER SERVICE IOFFICE.
PLEASE LISTEN TO YOUR LOCAL RADIO...TV OR NOAA WEATHER RADIO STATION
FOR LATER STATEMENTS OR WARNINGS REGARDING THIS SEVERE WEATHER EVENT.What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Nov 15, 10:29 PM CST, 2 hours 39 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 1020 PM CST SUN NOV 15 1987 ALTHOUGH NO WARNINGS AND WATCHES ARE IN EFFECT ACROSS SOUTH CENTRAL TEXAS TONIGHT CONDITIONS REMAIN FAVORABLE FOR REDEVELOPMENT OF SHOWERS AND THUNDERSTORMS DURING THE EARLY MORNING HOURS MONDAY. AT 10 PM CST WEATHER SERVICE RADAR INDICATED SHOWERS AND THUNDERSTORMS DEVELOPING IN THE DEL RIO AREA AND ACROSS VAL VERDE COUNTY. THESE THESE STORMS WERE MOV.ING TOWARD THE EAST AND NORTH AT ABOUT 20 MPH. NO SEVERE WEATHER HAS BEEN REPORTED WITH THESE STORMS. RESIDENTS OF SOUTH TEXAS SHOULD CONTINUE TO MONITOR LOCAL RADIO...TV... OR NOAA WEATHER RADIO FOR FURTHER UPDATES ON THIS WEATHER SITUATION.
Special weather statement, Nov 15, 10:42 PM CST, 2 hours 26 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 1020 PM CST SUN NOV 15 1987 ALTHOUGH THERE IS NO SEVERE WEATHER ACROSS SOUTH CENTRAL TEXAS TONIGHT AND NO WARNINGS ARE IN EFFECT CONDITIONS REMAIN FAVORABLE FOR REDEVELOPMENT OF SHOWERS AND THUNDERSTORMS DURING THE EARLY MORNING HOURS MONDAY. AT 10 PM CST WEATHER SERVICE RADAR INDICATED SHOWERS AND THUNDERSTORMS DEVELOPING IN THE DEL RIO AREA AND ACROSS VAL VERDE COUNTY. THESE THESE STORMS WERE MOVING TOWARD THE EAST AND NORTH AT ABOUT 20 MPH. NO SEVERE WEATHER HAS BEEN REPORTED WITH THESE STORMS. RESIDENTS OF SOUTH TEXAS SHOULD CONTINUE TO MONITOR LOCAL RADIO...TV... OR NOAA WEATHER RADIO FOR FURTHER UPDATES ON THIS WEA7THER SITUATION.
Special weather statement, Nov 15, 10:49 PM CST, 2 hours 19 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 1045 PM CST SUN NOV 15 1987 ...A TORNADO WATCH IS EFFECT FROM 8 PM TO 2 AM CST THIS SUNDAY EVEING AND MONDAY MORNING FOR THE FOLLOWING COUNTIES OF SOUTH CENTRAL TEAXS... BURNET...BASTROP...BURLESON...HAYS...CALDWELL...FAYETTE...LEE...MILAM... TRAVIS AND WILLIASON. A TORNADO WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN CLOSE TO THE WATCH AREA. . AT 1040 PM CST...ISOLATED THUNDERSTORMS WERE LOCATED WEST OF BRYAN NEAR MERIDIAN. WITH OTHER THUNDERSTORMS OVER EAST TEXAS. TO THE WEST SHOWERS AND THUNDERSTORMS HAVE DEVELOPED WEST OF JUNCTION. THUNDERSTORMS CONTINUE TO MOVE NORTHEAST AT NEAR 30 MPH. CONDITIONS AT THIS TIME LOOK FAVORABLE FOR THE THUNDERSTORMS WEST OF THE AREA TO CONTINUE TO DEVELOPE AND MOVE EASTWARD. RESIDENTS SHOULD CONTINUE TO MONITOR THIS WEATHER SITUATION AND BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS@.
Special weather statement, Nov 15, 11:05 PM CST, 2 hours 3 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 1105 PM CST SUN NOV 15 1987 ...A TORNADO WATCH IS NO LONGER IN EFFECT FOR THE FOLLOWING COUNTIES OF CENTRAL TEXAS BURNET...BASTROP...BURLESON...HAYS...CALDWELL...FAYETTE...LEE...MILAM... TRAVIS AND WILLIASON. AT 1040 PM CST...ISOLATED THUNDERSTORMS WERE LOCATED WEST OF BRYAN NEAR MERIDIAN. WITH OTHER THUNDERSTORMS OVER EAST TEXAS. TO THE WEST SHOWERS AND THUNDERSTORMS HAVE DEVELOPED WSEST OF JUNCTION. THUNDERSTORMS CONTINUE TO MOVE NORTHEAST AT NEAR 30 MPH.
Special weather statement, Nov 15, 11:50 PM CST, 1 hour 18 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 1150 PM CST SUN NOV 15 1987 ...THUNDERSTORMS MOVING INTO THE DEL RIO AREA... AT 1145 PM RADAR INDICATED A LARGE AREA OF THUNDERSTORMS AND RAINSHOWERS FROM 50 MILES SOUTHWEST OF DEL RIO...NORTH TO JUNO TO LOMA ALTA AND SOUTH TO EAGLE PASS. THE STRONGEST THUNDERSTORM WAS BEGINNING TO MOVE THROUGH THE DEL RIO AREA. MOVEMENT OF THE THUNDERSTORMS WAS TO THE NORTHEAST AT 30 MPH. HEAVY RAIN...SMALL HAIL...FREQUENT DANGEROUS LIGHTNING AND STRONG GUSTY WINDS ARE POSSIBLE WITH THESE STORMS. REMEMBER...LIGHTNING AND GUSTY WINDS CAN OCCUR SOME DISTANCE FROM THE MAIN THUNDERSTORM CLOUD...SO DON`T BE CAUGHT UNAWARE...ALLOW YOURSELF PLENTYu OF TIME TO REACH A PLACE OF SAFETY IF CONDITIONS BECOME THREATENING. ADDITIONAL STATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT...SO STAY TUNED TO YOUR LOCAL RADIO...TV OR NOAA WEATHER RADIO STATIONS.
Special weather statement, Nov 16, 12:58 AM CST, 10 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 1258 AM CST MON NOV 16 1987 AT 1250 AM RADAR INDICATED THUNDERSTORMS THROUGHOUT NORTH AND NORTHEASTERN VAL VERDE COUNTY...NORTH OF A LINE FROM LOMA ALTA TO PANDALE IN THE NORTHWEST PART OF THE COUNTY. THE STRONGEST THUNDERSTORMS WERE 35 NORTHEAST OF DEL RIO . MOVEMENT OF THE THUNDERSTORMS WAS TO THE NORTHEAST AT 25 MPH. HEAVY RAIN...SMALL HAIL...FREQUENT DANGEROUS LIGHTNING AND STRONG GUSTY WINDS ARE POSSIBLE WITH THESE STORMS. REMEMBER...LIGHTNING AND GUSTY WINDS CAN OCCUR SOME DISTANCE FROM THE MAIN THUNDERSTORM CLOUD...SO DON`T BE CAUGHT UNAWARE...ALLOW YOURSELF PLENTY OF TIME TO REACH A PLACE OF SAFETY IF CONDITIONS BECOME9 THREATENING. ADDITIONAL STATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT...SO STAY TUNED TO YOUR LOCAL RADIO...TV OR NOAA WEATHER RADIO STATIONS.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 15, 10:25 PM CST | Severe Thunderstorm Warning | EWX | Calhoun | 50 min |
| Nov 16, 1:21 AM CST | Severe Thunderstorm Warning | EWX | Bandera, Kerr, Real | 69 min |
| Nov 16, 2:05 AM CST | Severe Thunderstorm Warning | EWX | Gillespie | 55 min |
| Nov 16, 2:31 AM CST | Severe Thunderstorm Warning | EWX | Bandera, Uvalde | 59 min |
| Nov 16, 2:56 AM CST | Severe Thunderstorm Warning | EWX | Burnet, Llano | 64 min |
| Nov 16, 2:58 AM CST | Severe Thunderstorm Warning | EWX | Medina | 62 min |
| Nov 16, 2:58 AM CST | Severe Thunderstorm Warning | EWX | Kendall | 62 min |
| Nov 16, 3:20 AM CST | Severe Thunderstorm Warning | EWX | McMullen | 55 min |
| Nov 16, 3:34 AM CST | Severe Thunderstorm Warning | EWX | Bexar | 56 min |
| Nov 16, 3:38 AM CST | Severe Thunderstorm Warning | EWX | Frio | 67 min |
| Nov 16, 3:55 AM CST | Tornado Warning | EWX | Bexar | 65 min |
| Nov 16, 5:04 AM CST | Severe Thunderstorm Warning | EWX | Karnes | 56 min |
| Nov 16, 5:30 AM CST | Severe Thunderstorm Warning | EWX | DeWitt | 60 min |
| Nov 16, 7:04 AM CST | Severe Thunderstorm Warning | EWX | Victoria | 56 min |
| Nov 16, 7:36 AM CST | Tornado Warning | EWX | Jackson | 54 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1987Every severe thunderstorm warning in 1987
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.